<?php

$path = '../tmp/';

$tempfilename = $_REQUEST['filename'] . '.pdf';
if (strstr($tempfilename, '/') || strstr($tempfilename, '\\')) {
    die("Filename should not contain \ or / ");
}
$opname = $_REQUEST['opname'];
$dest = $_REQUEST['dest'];
if ($tempfilename && file_exists($path . $tempfilename)) {
    // mPDF 5.3.17
    if ($dest == 'I') {
        if (PHP_SAPI != 'cli') {
            header('Content-Type: application/pdf');
            header('Content-disposition: inline; filename="' . $name . '"');
            header('Cache-Control: public, must-revalidate, max-age=0');
            header('Pragma: public');
            header('Expires: Sat, 26 Jul 1997 05:00:00 GMT');
            header('Last-Modified: ' . gmdate('D, d M Y H:i:s') . ' GMT');
        }
    } else if ($dest == 'D') {
        header('Content-Description: File Transfer');
        if (headers_sent())
            $this->Error('Some data has already been output to browser, can\'t send PDF file');
        header('Content-Transfer-Encoding: binary');
        header('Cache-Control: public, must-revalidate, max-age=0');
        header('Pragma: public');
        header('Expires: Sat, 26 Jul 1997 05:00:00 GMT');
        header('Last-Modified: ' . gmdate('D, d M Y H:i:s') . ' GMT');
        header('Content-Type: application/force-download');
        header('Content-Type: application/octet-stream', false);
        header('Content-Type: application/download', false);
        header('Content-Type: application/pdf', false);
        header('Content-disposition: attachment; filename="' . $name . '"');
    }
    $filesize = filesize($path . $tempfilename);
    if (!isset($_SERVER['HTTP_ACCEPT_ENCODING']) OR empty($_SERVER['HTTP_ACCEPT_ENCODING'])) {
        // don't use length if server using compression
        header('Content-Length: ' . $filesize);
    }
    $fd = fopen($path . $tempfilename, 'rb');
    fpassthru($fd);
    fclose($fd);
    unlink($path . $tempfilename);
    // ====================== DELETE OLD FILES - Housekeeping =========================================
    // Clear any files in directory that are >24 hrs old
    $interval = 86400;
    if ($handle = opendir(dirname($path . 'dummy'))) {
        while (false !== ($file = readdir($handle))) {
            if (((filemtime($path . $file) + $interval) < time()) && ($file != "..") && ($file != ".") && substr($file, -3) == 'pdf') {
                unlink($path . $file);
            }
        }
        closedir($handle);
    }
    exit;
}
?>